| /* Copyright (c) 2012, The Linux Foundataion. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * * Neither the name of The Linux Foundation nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #ifndef __QCAMERA_CMD_THREAD_H__ |
| #define __QCAMERA_CMD_THREAD_H__ |
| |
| #include <pthread.h> |
| #include <cam_semaphore.h> |
| |
| #include "cam_types.h" |
| #include "QCameraQueue.h" |
| |
| namespace qcamera { |
| |
| typedef enum |
| { |
| CAMERA_CMD_TYPE_NONE, |
| CAMERA_CMD_TYPE_START_DATA_PROC, |
| CAMERA_CMD_TYPE_STOP_DATA_PROC, |
| CAMERA_CMD_TYPE_DO_NEXT_JOB, |
| CAMERA_CMD_TYPE_EXIT, |
| CAMERA_CMD_TYPE_MAX |
| } camera_cmd_type_t; |
| |
| typedef struct { |
| camera_cmd_type_t cmd; |
| } camera_cmd_t; |
| |
| class QCameraCmdThread { |
| public: |
| QCameraCmdThread(); |
| ~QCameraCmdThread(); |
| |
| int32_t launch(void *(*start_routine)(void *), void* user_data); |
| int32_t setName(const char* name); |
| int32_t exit(); |
| int32_t sendCmd(camera_cmd_type_t cmd, uint8_t sync_cmd, uint8_t priority); |
| camera_cmd_type_t getCmd(); |
| |
| QCameraQueue cmd_queue; /* cmd queue */ |
| pthread_t cmd_pid; /* cmd thread ID */ |
| cam_semaphore_t cmd_sem; /* semaphore for cmd thread */ |
| cam_semaphore_t sync_sem; /* semaphore for synchronized call signal */ |
| }; |
| |
| }; // namespace qcamera |
| |
| #endif /* __QCAMERA_CMD_THREAD_H__ */ |